Home / 14,734.89-20,334.58-8,020.96

Finding the Fourth Proportional to 14,734.89, 20,334.58 and 8,020.96

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Solution

The fourth proportional to 14,734.89, 20,334.58 and 8,020.96 is: 11,069.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,734.89 : 20,334.58 = 8,020.96 : x
  2. Step 2: Convert to fraction form
    14,734.89/20,334.58 = 8,020.96/x
  3. Step 3: Cross multiply
    14,734.89x = 20,334.58 × 8,020.96
  4. Step 4: Simplify right side
    14,734.89x = 163,102,852.80
  5. Step 5: Solve for x
    x = 163,102,852.80/14,734.89
  6. Step 6: Final answer
    x = 11,069.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.